TREA

Rosaen; Nancy Helen

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  • Ann Arbor, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow meter
    • Patent number 4,063,455
    • Issue date Dec 20, 1977
    • Rosaen; Nancy Helen
    • Nils O. Rosaen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Flow indicator with improved biasing assembly
    • Patent number 4,041,891
    • Issue date Aug 16, 1977
    • Rosaen; Nancy Helen
    • Nils O. Rosaen
    • G01 - MEASURING TESTING

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